The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 24-105mm F3.5-5.6 IS STM and the Canon 24-70mm f4L IS USM for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Canon 24-105mm F3.5-5.6 IS STM is the longer of the two lenses at 104mm. The Canon 24-70mm f4L IS USM with a length of 93mm, is 11mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 83mm.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Canon 24-105mm F3.5-5.6 IS STM weighs 525g, which means it is 75g (12%) lighter than the Canon 24-70mm f4L IS USM which has a weight of 600g.
Below you can find the dimension and weight table of the Standard Zoom Lenses in Canon EF Mount for size comparison purposes.
Standard Lenses in Canon EF Mount for Size Comparison
Filter Threads
Both the Canon 24-105mm F3.5-5.6 IS STM and the Canon 24-70mm f4L IS USM have the same Filter thread size of 77mm.
Below are links to the 77mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Canon 24-105mm F3.5-5.6 IS STM and the Canon 24-70mm f4L IS USM has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K.
Focal Range
Canon 24-105mm F3.5-5.6 IS STM has a focal range of 24-105mm and
4.4X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
38.4 - 168mm.
On the other hand, the Canon 24-70mm f4L IS USM has a focal range of 24-70mm and 2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 38.4 - 112mm.